/*
    This file is part of Sylvan.
    Copyright (C) 2008-2018 Cute Chess authors
    Copyright (C) 2019 Wilbert Lee

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with Sylvan.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef ROUNDROBINTOURNAMENT_H
#define ROUNDROBINTOURNAMENT_H

#include "tournament.h"

/*!
 * \brief Round-robin type chess tournament.
 *
 * In a Round-robin tournament each player meets all
 * other contestants in turn.
 */
class LIB_EXPORT RoundRobinTournament : public Tournament
{
    Q_OBJECT

public:
    /*! Creates a new Round-robin tournament. */
    explicit RoundRobinTournament(GameManager* gameManager,
                                  QObject *parent = nullptr);
    // Inherited from Tournament
    virtual QString type() const;

protected:
    // Inherited from Tournament
    virtual void initializePairing();
    virtual int gamesPerCycle() const;
    virtual TournamentPair* nextPair(int gameNumber);

private:
    int m_pairNumber;
    QList<int> m_topHalf;
    QList<int> m_bottomHalf;
};

#endif // ROUNDROBINTOURNAMENT_H
